Microsoft has pulled out of deals to lease its data centres for additional training of OpenAI's language model ChatGPT. This news seems surprising given the perceived popularity of the model, but the field of AI technology is a contentious one, for a lot of good reasons. The combination of high running cost, relatively low returns, and increasing competition—plus working on it's own sickening AI-made Quake 2 demo—have proven enough reason for Microsoft to bow out of two gigawatt worth of projects across the US and Europe.